Tweak integrity error recovery to work as intended

synapse/federation/federation_client.py

@@ -343,7 +343,7 @@ class FederationClient(FederationBase):
 
             defer.returnValue((pdus, auth_chain))
         except HttpResponseException as e:
-            if e.code == 404:
+            if e.code == 400:
                 logger.info("Failed to use get_room_state_ids API, falling back")
             else:
                 raise e

synapse/storage/events.py

@@ -580,6 +580,7 @@ class EventsStore(SQLBaseStore):
 
             for table in (
                 "events",
+                "event_auth",
                 "event_json",
                 "event_content_hashes",
                 "event_destinations",
@@ -593,6 +594,8 @@ class EventsStore(SQLBaseStore):
                 "event_to_state_groups",
                 "rejections",
                 "redactions",
+                "room_memberships",
+                "state_events"
             ):
                 txn.executemany(
                     "DELETE FROM %s WHERE event_id = ?" % (table,),